Revert "Fix #2406: use codegen option link-args to forward user_link_flags in bindgen. (#2407)"

This reverts commit 90e4505.

Author: Vinh Tran

bindgen/private/bindgen.bzl

@@ -124,9 +124,7 @@ def _generate_cc_link_build_info(ctx, cc_lib):
                 linker_search_paths.append(lib.pic_static_library.dirname)
                 compile_data.append(lib.pic_static_library)
 
-        if linker_input.user_link_flags:
-            linker_flags.append("-C")
-            linker_flags.append("link-args={}".format(" ".join(linker_input.user_link_flags)))
+        linker_flags.extend(linker_input.user_link_flags)
 
     if not compile_data:
         fail("No static libraries found in {}".format(